body,p,h1,h2,h3{
	margin: 0;
}
ul{
	margin: 0;
	padding: 0;
	list-style: none;
}
a{
	text-decoration: none;
}
img{
	vertical-align: middle;
}
button{
	border: none;
	background: none;
	padding: 0;
	outline: none;
	cursor: pointer;
}

/* top */
#top{
	height: 40px;
	background: #fff;
	border-bottom: 1px solid #f5f5f5;
}
#top .container{
	width: 980px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;	/* 两端对齐 */

}
#top .left{
	position: relative;
}
#top .logo{
	margin-right: 20px;
	position: relative;
	z-index: 11;
}
#top .left span a{
	position: absolute;
	left: 0;
	top: 0;
	z-index: 10;

	display: none;
}
#top .left span:hover a{
	display: block;
}
#top .right{
	display: flex;
	position: relative;
}
#top .right h3{
	color: #464646;
	font-size: 14px;
	line-height: 40px;
	font-weight: normal;
	position: relative;	/* 放小图标 */
}
#top .right h3 a{
	color: #464646;
}
#top .right h3 a:hover{
	color: #ff4e00;
}
#top .right .text1{
	margin-right: 20px;
	padding-left: 30px;	/* 把小图标的位置空出来 */
}
#top .right .text1::before{
	content: '';
	width: 30px;
	height: 30px;
	background: url(../images/ico_01.png) -30px 0;

	position: absolute;
	left: 0;
	top: 5px;
}
#top .right .text2{
	padding-right: 25px;	/* 把小图标的位置空出来 */
	cursor: pointer;
}
#top .right .text2::before{
	content: '';
	width: 30px;
	height: 30px;
	background: url(../images/ico_01.png);

	position: absolute;
	right: 3px;
	top: 5px;
	transform: rotate(90deg);
	opacity: .1;
}
#top .right iframe{
	/* display: none; */
	width: 708px;
	height: 582px;
	position: absolute;
	top: 40px;
	right: 20px;
	z-index: 11;

	display: none;
}
#top .right .text2:hover iframe{
	display: block;
}

#nav{
	height: 131px;
	background: url(../images/nav_bg.png) center no-repeat;

	position: relative;
	z-index: 9;
}
#nav .container{
	width: 1200px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
}
#nav .title{
	display: flex;
}
#nav .title a{
	margin: 4px 20px 0 0;
}
#nav .title h1{
	font-size: 24px;
	color: #ffb400;
	margin-top: 24px;
}
#nav .title h1 span{
	display: block;
	font-size: 14px;
	color: #fff;
	font-weight: normal;
}
#nav ul{
	display: flex;
}
#nav ul a{
	display: block;
	width: 120px;
	height: 100px;
	line-height: 100px;
	font-size: 16px;
	color: #fff;
	text-align: center;
}
#nav ul a:hover{
	color: #ffb400;
	background: url(../images/navHover_bg.png) 0 -48px;
}

/* section1 */
#section1{
	height: 920px;
	margin-top: -30px;
	background: url(../images/section1_bg2.jpg) no-repeat center bottom;

	position: relative;
	z-index: 8;
}
#section1 .container{
	height: 890px;
	background: url(../images/section1_bg1.jpg) center top no-repeat;

	position: relative;
}
#section1 .btn{
	width: 232px;
	height: 78px;
	position: absolute;
	top: 30px;
	left: 70%;
	background: url(../images/join_btn.png);

	text-indent: -9999px;
	overflow: hidden;

	/* font-size: 0; */
}
#section1 .video{
	position: relative;
	top: 654px;
	display: flex;
	justify-content: center;
}
#section1 .play{
	width: 283px;
	height: 163px;
	background: url(../images/video-bg.png);
	display: flex;
	justify-content: center;
	align-items: center;	/* 垂直方向居中 */
	position: relative;
}
#section1 .play::after{
	content: '';
	position: absolute;
	top: 50%;
	left: 50%;
	width: 61px;
	height: 61px;
	background: url(../images/play-btn.png);
	margin: -30px 0 0 -30px;
	animation: breathing 1s linear infinite alternate;
}
@keyframes breathing {
	0%{
		transform: scale(.9);
	}
	100%{
		transform: scale(1);
	}
}
#section1 .erweima{
	width: 156px;
	height: 156px;
	margin: 0 15px;
}
#section1 .down{
	width: 229px;
	height: 156px;
	display: flex;
	flex-wrap: wrap;	/* 子元素换行 */
	align-content: space-between;	/* 多行元素的对齐方式，两端对齐（一个顶天，一个顶地） */
}

/* 弹出视频 */
.dialog{
	width: 1063px;
	height: 608px;
	padding: 9px 8px;
	box-sizing: border-box;	/* 变成怪异盒模型 */
	background: url(../images/dia-bg.png) no-repeat;

	position: fixed;
	left: 0;
	right: 0;
	bottom: 0;
	top: 0;
	margin: auto;
	z-index: 20;

	display: none;
}
.dialog .movie{
	height: 588px;
	overflow: hidden;
}
.shadow{
	width: 100vw;
	height: 100vh;
	position: fixed;
	left: 0;
	top: 0;
	background: rgba(0, 0, 0, .7);
	z-index: 19;

	display: none;
}
.closeBtn{
	position: absolute;
	right: -102px;
	top: 7px;
	width: 75px;
	height: 75px;
	cursor: pointer;
	background: url(../images/dia-close.png);
}

#section2{
	height: 883px;
	position: relative;
	z-index: 7;
	background: url(../images/section2_bg1.jpg) no-repeat center top;
	margin-top: -30px;
	padding-top: 92px;
	box-sizing: border-box;
}
#section2::after{
	content: '';
	width: 100%;
	height: 30px;
	position: absolute;
	bottom: 0;
	background: url(../images/section2_bg2.jpg) no-repeat center top;
}
#section2 h2{
	height: 76px;
	background: url(../images/section2_head.png) no-repeat center;
	text-indent: -9999px;
	overflow: hidden;
}
#section2 .container{
	width: 1200px;
	margin: 60px auto 0;
}

#section2 .tabList{
	display: flex;
}
#section2 .tabList li{
	width: 600px;
	height: 100px;
	line-height: 100px;
	font-size: 38px;
	color: #ffbf05;
	text-align: center;
	cursor: pointer;
	background: url(../images/css-sprites.png) no-repeat -20px -17px;
}
#section2 .tabList li:hover,#section2 .tabList li.active{
	color: #fff;
	background-position: -20px -134px;
}
#section2 .con{
	height: 440px;
	padding-top: 30px;
	box-sizing: border-box;
	background: url(../images/sec2-cont-bg.png) no-repeat;
}
#section2 .con > div{	/* 选择到.con里的第一层div */
	display: none;
}
#section2 .con > div.active{	/* 选择到.con里的第一层div */
	display: flex;
}
.subTab_1{
	justify-content: space-between;
}
.subTab_1 li{
	width: 240px;
	height: 100px;
	line-height: 100px;
	text-align: center;
	font-size: 26px;
	color: #cbcbcb;
	background: url(../images/css-sprites.png) no-repeat -268px -389px;
	cursor: pointer;
}
.subTab_1 li.active{
	color: #000;
	background-position: -268px -509px;
}
.subTab_1 .tabContent{
	width: 900px;
	margin-right: 20px;
	padding-top: 64px;
}
.subTab_1 .tabContent > div{
	display: none;
}
.subTab_1 .tabContent > div.active{
	display: flex;
}
.subTab_1 .text{
	margin-left: 26px;
}
.subTab_1 .text h3{
	font-size: 20px;
	color: #ffbf05;
	text-align: center;
	margin: 0 auto 16px;
}
.subTab_1 .text p{
	font-size: 16px;
	color: #e4e4e4;
}

.subTab_2{
	padding: 40px 30px 0;
	justify-content: space-between;
}
.subTab_2 ul{
	width: 570px;
	height: 326px;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-content: space-between;
}
.subTab_2 li{
	width: 50%;
	text-align: center;
	position: relative;
	cursor: pointer;
	background: url(../images/subTab_bg.png) no-repeat top center;
}
.subTab_2 li p{
	font-size: 16px;
	color: #ffbf05;
	position: absolute;
	bottom: 12px;
	right: 18px;
}
.subTab_2 .tabContent div{
	width: 546px;
	height: 317px;
	position: relative;
	background: url(../images/subTab_bg_big.png) no-repeat;
	display: none;
}
.subTab_2 .tabContent div.active{
	display: block;
}
.subTab_2 .tabContent p{
	width: 100%;
	height: 52px;
	background: rgba(0, 0, 0, .6);
	position: absolute;
	bottom: 0;
	left: 0;

	font-size: 20px;
	color: #ffbf05;
	line-height: 52px;
	text-align: center;
}

/* section3 */
.public,#section4,#section6,#section7,#section8{
	height: 880px;
	position: relative;
	z-index: 6;
	background: url(../images/section3_bg1.jpg) no-repeat center top;
	margin-top: -16px;
	padding-top: 92px;
	box-sizing: border-box;
}
.public::after,.bottom,#section6::after,#section7::after,#section8::after{
	content: '';
	width: 100%;
	height: 30px;
	position: absolute;
	bottom: 0;
	background: url(../images/section3_bg2.png) no-repeat center top;
}
.public h2,#section4 h2,#section6 h2,#section7 h2,#section8 h2{
	height: 66px;
	background: url(../images/section3_head.png) no-repeat center;
	text-indent: -9999px;
	overflow: hidden;
}
.public .container{
	width: 1400px;
	margin: 90px auto 0;
	position: relative;
}
.public .wrap{
	width: 1200px;
	margin: 0 auto;
	overflow: hidden;
}
.public ul{
	display: flex;
	width: 4800px;
}
.public li{
	display: flex;
}
.public li img,.public li .text{
	width: 600px;
	height: 424px;
}
.public li .text{
	background: rgba(0, 0, 0, .5);
}
.public h3{
	font-size: 26px;
	color: #000;
	font-weight: normal;
	line-height: 62px;
	text-align: center;
	background: #ffbf05;
}
.public p{
	width: 540px;
	height: 280px;
	padding: 0 10px;
	margin: 40px auto 0;
	box-sizing: border-box;
	font-size: 16px;
	color: #e4e4e4;
	line-height: 30px;
}
.public .btn{
	width: 57px;
	height: 115px;
	position: absolute;
	top: 50%;
	margin-top: -58px;
	background: url(../images/css-sprites.png);
	cursor: pointer;
}
.public .prev{
	left: 0;
	background-position: -24px -255px;
}
.public .prev:hover{
	background-position: -99px -255px;
}
.public .next{
	right: 0;
	background-position: -184px -255px;
}
.public .next:hover{
	background-position: -266px -255px;
}
.public .circle{
	display: flex;
	justify-content: center;
	margin-top: 90px;
}
.public .circle span{
	width: 21px;
	height: 21px;
	background: #898179;
	border-radius: 50%;
	cursor: pointer;
	margin: 0 5px;
}
.public .circle span.active{
	background: #ffbf05;
}

/* #section4 */
#section4{
	z-index: 5;
	background-image: url(../images/section4_big_01.png);
}
#section4 h2{
	background-image: url(../images/section4_head.png);
}
.bottom{
	background-image: url(../images/section4_big_01_bottom.png);
}
#section4 ul{
	display: flex;
	justify-content: center;
	position: absolute;
	width: 100%;
	bottom: 60px;
}
#section4 li{
	width: 144px;
	text-align: center;
	margin: 0 10px;
	cursor: pointer;
}
#section4 li img{
	border: 2px solid transparent;
}
#section4 li.active img{
	border-color: #ffbf05;
}
#section4 li p{
	font-size: 26px;
	color: #c2c2c2;
	margin-top: 18px;
}
#section4 li.active p{
	color: #ffbf05;
}

/* #section5 */
#section5{
	z-index: 4;
	background-image: url(../images/section5_bg1.jpg);
}
#section5::after{
	background-image: url(../images/section5_bg2.png);
}
#section5 h2{
	background-image: url(../images/section5_head.png);
}

/* section6 */
#section6{
	z-index: 3;
	background-image: url(../images/section6_bg1.jpg);
}
#section6::after{
	background-image: url(../images/section6_bg2.png);
}
#section6 h2{
	background-image: url(../images/section6_head.png);
}
#section6 ul{
	display: flex;
	justify-content: center;
	margin-top: 88px;
}
#section6 li{
	width: 395px;
	height: 440px;
	text-align: center;
	border: 2px solid #ffbf05;
	background: rgba(0, 0, 0, .5);
	margin: 0 4px;
}
#section6 h3{
	width: 197px;
	height: 37px;
	line-height: 37px;
	text-align: center;
	margin: 26px auto 19px;
	font-size: 22px;
	font-weight: normal;
	background: url(../images/css-sprites.png) no-repeat -423px -255px;
}
#section6 p{
	width: 318px;
	margin: 0 auto;
	text-align: left;
	font-size: 16px;
	color: #e4e4e4;
}

/* #section7 */
#section7{
	z-index: 2;
	background-image: url(../images/section7_bg1.jpg);
}
#section7::after{
	background-image: url(../images/section7_bg2.png);
}
#section7 h2{
	background-image: url(../images/section7_head.png);
}
#section7 ul{
	display: flex;
	justify-content: center;
	margin-top: 80px;
}
#section7 li{
	display: flex;
	margin: 0 5px;
}
#section7 h3{
	width: 92px;
	height: 510px;
	font-weight: normal;
	background: url(../images/css-sprites.png) no-repeat -142px -389px;
	color: #bcbcbc;

	display: flex;
	justify-content: center;
	align-items: center;
}
#section7 h3 p{
	font-size: 32px;
	width: 32px;
}
#section7 div{
	width: 545px;
	height: 510px;
	background: url(../images/bg7-box.png) no-repeat top center/100% 100%;

	/* display: none; */
	transition: .7s ease-out;
	width: 0;
	opacity: 0;

	overflow: hidden;	/* 出横向滚动条的原因是这里没有加overflow:hidden，不加的话子元素会的宽度占据的空间依然在 */
}
#section7 div p{
	width: 545px;
	height: 510px;
	padding: 30px 25px 0;
	box-sizing: border-box;

	font-size: 20px;
	color: #c7c7c7;
	line-height: 38px;
}
#section7 li.active h3{
	color: #875d00;
	background-position: -24px -389px;
	margin-right: 10px;
}
#section7 li.active div{
	width: 545px;
	opacity: 1;
}

/* body{
	overflow-x: hidden;
} */

/* #section8 */
#section8{
	z-index: 1;
	margin-top: -25px;
	background-image: url(../images/section8_bg1.jpg);
}
#section8::after{
	background-image: url(../images/section8_bg2.jpg);
}
#section8 h2{
	background-image: url(../images/section8_head.png);
}
#section8 ul{
	width: 1000px;
	height: 495px;
	margin: 0 auto;
	position: relative;
}
#section8 li{
	width: 858px;
	height: 495px;
	position: absolute;
	transition: .3s;
}
#section8 li img{
	width: 100%;
	height: 100%;
}
#section8 li:nth-child(1){	/* 左边 */
	left: 0;
	opacity: .5;
	z-index: 2;
	transform: scale(.8);
	transform-origin: left;
}
#section8 li:nth-child(3){	/* 右边 */
	right: 0;
	opacity: .5;
	z-index: 2;
	transform: scale(.8);
	transform-origin: right;
}
#section8 li:nth-child(2){	/* 中间 */
	left: 50%;
	transform: translateX(-50%);
	z-index: 3;
}
#section8 li:nth-child(n+4){
	z-index: 1;
	opacity: 0.5;
	left: 50%;
	transform: translateX(-50%) scale(.8);
}
#section8 .circle{
	margin-top: 50px;
}

/* footer */
#footer{
	font-size: 12px;
	line-height: 20px;
	background: #000;
	margin-top: -30px;
}
#footer .container{
	width: 1200px;
	height: 240px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
#footer .logo a{
	margin-right: 10px;
}
.footleft ul{
	width: 320px;
	display: flex;
	flex-wrap: wrap;
	margin-top: 20px;
}
.footleft li{
	color: #fff;
	margin: 0 3px;
}
.footright a,.footright p{
	color: #fff;
}
/* 1 2*/